Finding the Fourth Proportional to 17,172,717.92, 25,758,814.44 and 4,393,114.64
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Solution
The fourth proportional to 17,172,717.92, 25,758,814.44 and 4,393,114.64 is: 6,589,604.82
Step by Step Solution
- Step 1: Write the proportion equation
17,172,717.92 : 25,758,814.44 = 4,393,114.64 : x - Step 2: Convert to fraction form
17,172,717.92/25,758,814.44 = 4,393,114.64/x - Step 3: Cross multiply
17,172,717.92x = 25,758,814.44 × 4,393,114.64 - Step 4: Simplify right side
17,172,717.92x = 113,161,424,825,407.41 - Step 5: Solve for x
x = 113,161,424,825,407.41/17,172,717.92 - Step 6: Final answer
x = 6,589,604.82
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.